Bill Gates: 如果您可以参观有关世界上一次大流行病的博物馆展览 – COVID-19 – 五十年后会怎样？

原推：What if you could visit a museum exhibit about the last pandemic the world ever faced – COVID-19 – fifty years in the future?

https://twitter.com/BillGates/status/1534974214481973248